As a result of these mistakes, the world now finds itself in the grip of an epidemic of Islamist terror. Of the last sixteen years, the worst year for terrorism was 2014, with ninety-three countries experiencing attacks and close to 33,000 people killed. The second worst was 2015, with over 29,000 deaths. In that year, four radical Islamic groups were responsible for three quarters of all deaths from terrorism: Islamic State, Boko Haram, the Taliban and al-Qaeda.38 ISIS carried out over a hundred attacks a month.39 Although Muslim-majority countries suffer the most from jihadist violence, the West is increasingly under attack.